Monthly Historical AveragesGlen Carbon, IL
Average Temperature
High
30°
Feels 32
Low
19°
Feels 19
Average Precipitation
13 Days
155.4mm
0cm
Content continues below
Daily Historical Averages
S
M
T
W
T
F
S
ForecastWednesday, June 10, 2026
Day
33°Feels 37
Wind
26 km/h SW
Gust
39 km/h
Humidity
52%
P.O.P
30%
Night
23°Feels 24
Wind
18 km/h SW
Gust
27 km/h
Humidity
86%
P.O.P
40%
Rain
<1 mm
Historical AveragesJun 10
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity